borgertanker.dk

📜 Historical scan 2026-10-08 12:55:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

borgertanker.dk is a .dk domain served by 4 nameservers (pns101.cloudns.net, pns102.cloudns.net, pns103.cloudns.net and 1 more). It was registered on 3 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.201.253.48 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.skrig.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 111ms

Nameserver	IP addresses	PTR	ASN / ISP
pns101.cloudns.net	185.136.96.99 2a06:fb00:1::1:99	pns101.cloudns.net pns101.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns102.cloudns.net	185.136.97.99 2a06:fb00:1::2:99	pns102.cloudns.net pns102.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns103.cloudns.net	185.136.98.99 2a06:fb00:1::3:99	pns103.cloudns.net pns103.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns104.cloudns.net	185.136.99.99 2a06:fb00:1::4:99	pns104.cloudns.net pns104.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 166ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.201.253.48	3600s	static.48.253.201.195.clients.your-server.de	AS24940	Hetzner Online GmbH	195.201.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.skrig.dk	195.201.255.19 2a01:4f8:1c0c:817a::2	mail.skrig.dk mail.skrig.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 178ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:c0c:c4da::1	3600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 377ms

TXT Record
v=spf1 a mx ip4:195.201.255.19 -all

✉️ SPF#

Policy	Record (borgertanker.dk)
-all (hard fail)	v=spf1 a mx ip4:195.201.255.19 -all

📨 DMARC#

Policy	Record (_dmarc.borgertanker.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:postmaster@skrig.dk; ruf=mailto:postmaster@skrig.dk; fo=1

📬 MTA-STS#

176ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	1789223725
Policy MX	—

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@skrig.dk

📜 CAA Records#

3 records 165ms

Flags	Tag	Value
0	issue	letsencrypt.org
0	issue	sectigo.com
0	issue	ssls.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 13:22:41

www	195.201.253.48 (AS24940) (address records, no CNAME)
www vs bare domain	Same network borgertanker.dk: 195.201.253.48 2a01:4f8:1c0c:81ac::1 (AS24940) www.borgertanker.dk: 195.201.253.48 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records 624ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.skrig.dk	DANE-EE · SPKI · SHA-256	103EADDDA7B8BF1839F33F24E9399A90…

🔐 DNSSEC#

219ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

98ms

Field	Value
Serial	2026100701
Primary NS (MNAME)	ns101.cloudns.net
Responsible (RNAME)	hostmaster@arendrup.dk
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-18 06:29:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-03-03
Expires	2028-03-31 (529d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

111ms

166ms

143ms

AAAA

178ms

TXT

377ms

CAA

165ms

HTTPS

144ms

TLSA

624ms

SOA

98ms

MTA-STS

176ms

DNSSEC

219ms

SRV

184ms

Total

1830ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:22:41	6522ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-08 12:55:15 shown	1830ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-07 12:05:01	1769ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-03 10:12:34	432ms	4 NS 0 A 0 MX	🔓 Insecure
2026-09-30 18:47:18	2841ms	4 NS 0 A 0 MX	🔓 Insecure
2026-09-30 02:02:24	2938ms	4 NS 0 A 0 MX	🔓 Insecure
2026-08-26 00:52:45	3278ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-26 22:12:04	741ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-20 15:42:30	1421ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-20 11:07:12	440ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-16 16:05:14	2432ms	4 NS 0 A 0 MX	🔓 Insecure